Magnitude 2.1, Fri Aug 1 2025 8:36 AM


Location history for this earthquake. The automatic earthquake location system makes many locations for each quake. Not all quakes have a location history.

Magnitude History


0.01.02.03.0Magnitude012Time since earthquake (hours)Magnitude Historyb

The magnitude history for this event. The most recent value is shown as a larger circle and also labeled: c: caution, g: good b: best (reviewed by a duty person).

Depth History


010Depth (km)012Time since earthquake (hours)Depth Historyb

The depth history for this event. The most recent value is shown as a larger circle and also labeled; c: caution, g: good b: best (reviewed by a duty person).

Origin History Map

Map of New Zealand.

Location History


Modification Time Quality Magnitude Depth Latitude Longitude
2025-07-31T23:15:02Z best 2.1 5.5 -37.89 178.37
2025-07-31T20:38:57Z preliminary 2.2 5.6 -37.89 178.37
2025-07-31T20:38:04Z automatic 2.2 9.4 -37.88 178.36
2025-07-31T20:37:29Z automatic 2.2 9.4 -37.88 178.36
2025-07-31T20:37:19Z automatic 2.2 9.4 -37.88 178.36
2025-07-31T20:37:04Z automatic 2.1 9.4 -37.88 178.36
2025-07-31T20:36:54Z automatic 2.5 9.4 -37.88 178.36